REPAIR REPLACEMENT OF SOLAR WATER HEATER SYSTEM AT RASHTRIYA MILITARY SCHOOL UNDER GE SOUTH BANGALORE

Amount

Taking down exisiting 500 ltrs solar collector and refixing the same after de-scaling complete all as specified and directed.

Supply and lay 25 mm bore GI medium grade hot water pipe duly insulated with glass wool and aluminium cladding and laid in wall/ceiling/floor complete all as specified and directed.

Supply and lay 20 mm bore GI medium grade hot water pipe duly insulated with glass wool and aluminium cladding and laid in wall/ceiling/floor complete all as specified and directed.

S&F scarificial anode rod of size 1 inches dia suitable for 500 ltrs solar water heater complete all as specified and directed.

S&F 2 KW heater coil suitable for 500 ltrs solar water heater complete all as specified and directed.

S&F 25mm dia gun metal globe or gate valves with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

S&F 20mm dia gun metal globe or gate valves with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed.

Taking down exisiting 500 ltrs solar collector and refixing the same after arresting the leakage by copper brazing complete all as specified and directed.

S&F dummy rubber suitable for glass tube as per sample for 500 ltrs solar water heater complete all as specified and directed.

S&F open rubber gasket suitable for glass tube as per sample for 500 ltrs solar water heater complete all as specified and directed.

S&F SS nuts & bolts as per sample suitable for 500 ltrs solar water heater and taking down exisiting unserviceable SS nuts & bolts and complete all as specified and directed.

Dismantling the existing existing 500 litres water tank and refixing the same after arc welding/copper brazing complete all as specified and directed

S&F new observer suitable for 500 litres solar water heater and taking down exisiting unserviceable item complete all as specified and directed.

M&L for opening, cutting and taking out complete winding coils of ceiling fan of 1200/1400 mm sweep of any make, rewinding the same with super enamelled copper winding wire as per original pattern including varnishing complete and assembly after oiling/greasing and replacing the worn out nuts, bolts and washers, bearings etc and testing the ceiling fan on load for two hours complete all as specified and as directed.

All as per item Srl No. 14 here-in-before but Exhaust fan of sweep 230 to 300 mm.

S&F capacitor of rating 2.5/3.15 mfd 230 V and taking out defective capacitor complete all as specified and as directed.

S&F in repair fan electronic regulator step type 300 watt 240 volts complete all as specified and as directed.

Taking down defective Geyser of capacity 25/50 ltrs of any make from its existing position after disconneing inlet/outlet water connection for repair/cleaning/descaling of inner tank with descaling solution/wire brush, sand paper and repairing the defective parts including testing and commissioning the same after successful repairing and refixing the same on its existing position including making inlet/outlet water connection complete all as specified and directed. Note:-(i) The replaced defective parts will be measured and paid seperately as supply only items under the relvant items of this BoQ (ii) Labour charges required for replacement of spares shall deemed to be included in the unit rate quoted by the tenderer.

Supply only heating element 1500/2000Watt suitable for 25 / 50 ltrs capacity Geysers complete all as specified and as directed.

Supply only thermostat suitable for 25 / 50 ltrs capacity Geysers all as specified and as directed.

S&F in repair PVC connection 15 mm bore with PTMT nuts of length 450mm complete all as specified and as directed.

S&F in repair PVC connection 15 mm bore with PTMT nuts of length 600mm complete all as specified and as directed.

S&F in repair metal plug top 3 pin 15A ISI marked complete all as specified and as directed.

S&F in repair copper cable flexible 3 core rubber insulated of size 50/0.25 (2.5 Sq mm) complete all as specified and as directed.

M&L for sub main wiring surface type with two runs of single core, PVC insulated, unsheathed multi stranded copper conductor cable of size 4 Sqmm, 1100 volts grade (FRLS) and one run of 4 Sqmm PVC insulated unsheathed multi stranded copper conductor for earth continuity conductor drawn through and including 20mm size ISI marked PVC conduit pipe with all necessary accessories such as bends, tees,elbows complete all as specified and as directed. Note :- Two runs of 4 Sqmm cable, one run of 4 Sqmm continuity earth wire and one run of PVC conduit pipe with all necessary accessories will be measured as one length.

M.G. Enterprises

B M Electricals